memory.html

数据挖掘的最常用工具。由于开源

<DD>initializes the memory management
<P>
<DL>
<DT><B>Parameters:</B><DD><CODE>useGUI</CODE> - whether a GUI is present</DL>
</DL>

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<B>Method Detail</B></FONT></TH>
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<A NAME="isEnabled()"><!-- --></A><H3>
isEnabled</H3>
<PRE>
public boolean <B>isEnabled</B>()</PRE>
<DL>
<DD>returns whether the memory management is enabled
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if enabled</DL>
</DD>
</DL>
<HR>

<A NAME="setEnabled(boolean)"><!-- --></A><H3>
setEnabled</H3>
<PRE>
public void <B>setEnabled</B>(boolean&nbsp;value)</PRE>
<DL>
<DD>sets whether the memory management is enabled
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>value</CODE> - true if the management should be enabled</DL>
</DD>
</DL>
<HR>

<A NAME="getUseGUI()"><!-- --></A><H3>
getUseGUI</H3>
<PRE>
public boolean <B>getUseGUI</B>()</PRE>
<DL>
<DD>whether to display a dialog in case of a problem (= TRUE) or just print
 on stderr (= FALSE)
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if the GUI is used</DL>
</DD>
</DL>
<HR>

<A NAME="getInitial()"><!-- --></A><H3>
getInitial</H3>
<PRE>
public long <B>getInitial</B>()</PRE>
<DL>
<DD>returns the initial size of the JVM
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the initial size in bytes</DL>
</DD>
</DL>
<HR>

<A NAME="getCurrent()"><!-- --></A><H3>
getCurrent</H3>
<PRE>
public long <B>getCurrent</B>()</PRE>
<DL>
<DD>returns the current memory consumption
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the current size in bytes</DL>
</DD>
</DL>
<HR>

<A NAME="getMax()"><!-- --></A><H3>
getMax</H3>
<PRE>
public long <B>getMax</B>()</PRE>
<DL>
<DD>returns the maximum amount of memory that can be assigned
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the maximum size in bytes</DL>
</DD>
</DL>
<HR>

<A NAME="isOutOfMemory()"><!-- --></A><H3>
isOutOfMemory</H3>
<PRE>
public boolean <B>isOutOfMemory</B>()</PRE>
<DL>
<DD>checks if there's still enough memory left. if ENABLED is true, then
 false is returned always
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>true if out of memory (only if management enabled, 
                        otherwise always false)</DL>
</DD>
</DL>
<HR>

<A NAME="toMegaByte(long)"><!-- --></A><H3>
toMegaByte</H3>
<PRE>
public static double <B>toMegaByte</B>(long&nbsp;bytes)</PRE>
<DL>
<DD>returns the amount of bytes as MB
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the MB amount</DL>
</DD>
</DL>
<HR>

<A NAME="showOutOfMemory()"><!-- --></A><H3>
showOutOfMemory</H3>
<PRE>
public void <B>showOutOfMemory</B>()</PRE>
<DL>
<DD>prints an error message if OutOfMemory (and if GUI is present a dialog),
 otherwise nothing happens. isOutOfMemory() has to be called beforehand,
 since it sets all the memory parameters.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>See Also:</B><DD><A HREF="../../weka/core/Memory.html#isOutOfMemory()"><CODE>isOutOfMemory()</CODE></A>, 
<A HREF="../../weka/core/Memory.html#m_Enabled"><CODE>m_Enabled</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="stopThreads()"><!-- --></A><H3>
stopThreads</H3>
<PRE>
public void <B>stopThreads</B>()</PRE>
<DL>
<DD>stops all the current threads, to make a restart possible
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getRevision()"><!-- --></A><H3>
getRevision</H3>
<PRE>
public java.lang.String <B>getRevision</B>()</PRE>
<DL>
<DD>Returns the revision string.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../weka/core/RevisionHandler.html#getRevision()">getRevision</A></CODE> in interface <CODE><A HREF="../../weka/core/RevisionHandler.html" title="interface in weka.core">RevisionHandler</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the revision</DL>
</DD>
</DL>
<HR>

<A NAME="main(java.lang.String[])"><!-- --></A><H3>
main</H3>
<PRE>
public static void <B>main</B>(java.lang.String[]&nbsp;args)</PRE>
<DL>
<DD>prints only some statistics
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>args</CODE> - the commandline arguments - ignored</DL>
</DD>
</DL>
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